Now for me, something like this is pretty simple to work around. But, for someone not like me… this could be a bad start to a new relationship with Microsoft Office.
No, the screen grab below has not been edited in any way, nor was it coaxed into fruition. It is what appeared after clicking the close button after a “successful” Office installation.
And yes, it did infinite loop. Had to force quit the setup “assistant” and relaunch Office to break the loop.